138877250

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{797}}^1$

素因数の和:872

約数の個数: 64

約数和(自身を含む): 282338784

約数和(自身を除く): 143461534

約数列:

[1, 2, 5, 10, 17, 25, 34, 41, 50, 82, 85, 125, 170, 205, 250, 410, 425, 697, 797, 850, 1025, 1394, 1594, 2050, 2125, 3485, 3985, 4250, 5125, 6970, 7970, 10250, 13549, 17425, 19925, 27098, 32677, 34850, 39850, 65354, 67745, 87125, 99625, 135490, 163385, 174250, 199250, 326770, 338725, 555509, 677450, 816925, 1111018, 1633850, 1693625, 2777545, 3387250, 4084625, 5555090, 8169250, 13887725, 27775450, 69438625, 138877250]

約数ペア:

[(1, 138877250), (2, 69438625), (5, 27775450), (10, 13887725), (17, 8169250), (25, 5555090), (34, 4084625), (41, 3387250), (50, 2777545), (82, 1693625), (85, 1633850), (125, 1111018), (170, 816925), (205, 677450), (250, 555509), (410, 338725), (425, 326770), (697, 199250), (797, 174250), (850, 163385), (1025, 135490), (1394, 99625), (1594, 87125), (2050, 67745), (2125, 65354), (3485, 39850), (3985, 34850), (4250, 32677), (5125, 27098), (6970, 19925), (7970, 17425), (10250, 13549)]